Re: PL/Python prepare example's use of setdefault

On 10/15/14 5:58 PM, Jonathan Rogers wrote:
> BTW, I would rewrite the 9.1 example to be shorter while
> behaving the same:
>
>
> CREATE FUNCTION usesavedplan() RETURNS trigger AS $$
>     plan = SD.get("plan")
>     if plan is None:

If we're going for shortness, how about

    if not plan:

?

>         SD["plan"] = plan = plpy.prepare("SELECT 1")

and here maybe

    plan = SD["plan"] = plpy.prepare("SELECT 1")

to emphasize the assignment to "plan"?

>     # rest of function
> $$ LANGUAGE plpythonu;